Lord Six Flint

Type Figure Region Calakmul Time c. 600–686 Also known as Lord Six Flint、Yuknoom Ch'een II、Yuknoom the Great、Scroll Serpent、Kaloomte' of Calakmul

No separate monarch of this name is attested in 7th-century Teotihuacan–Maya sources.…

Timeline

636–650Calakmul · CampecheAfter acceding, he rebuilt Snake dynasty hegemony, establishing a overlord–vassal network among city-states such as Tikal, Palenque, and Dos Pilas, continuing the Mesoamerican tradition of super-lord politics dating from the Teotihuacan era.
657–686Maya lowlands · PeténDuring his reign Snake dynasty power reached its height, with his names and titles appearing in inscriptions at multiple subject cities; he died in 686 and was succeeded by Yuknoom Yich'aak K'ahk'.

Sources

Chronicle of the Maya Kings and Queens — Simon Martin; Nikolai Grube (2008)
The arrival of strangers — Lizzie Wade (2020) https://www.science.org/doi/10.1126/science.367.6481.968